Although the phone market is quite healthy at the moment, some parts of it are less healthy than others. In particular, the situation in the mid-end range isn't particularly stellar. The stagnation and scheduled death of Symbian and Blackberry OS, while their successors seem to mostly target the high-end market, only leaves Samsung's bada as a healthy mid-end phone OS at the moment. In this article series, I'm going to have an in-depth look at this OS, and see how well it performs in practice on some mid-end hardware which it has been designed to power, the Wave 533.